发明名称 EXTERNAL SPEAKER OF A MOBILE PHONE FOR PREVENTING INCORRECT OPERATION OF A MOBILE PHONE CAUSED BY LEAKAGE MAGNETIC FIELD
摘要 <p>The object of the present invention is to provide an external speaker for mobile phones, intended to prevent malfunction of a mobile phone caused by a leakage magnetic field. The external speaker includes a tapered cylindrical casing (11). A connector seating hole (27) is provided on an upper surface of the casing, and voice outlets (12) are provided on a sidewall of the casing to emit sound output from the speaker unit. A connector (13) is seated in the connector seating hole of the casing, and detachably connected to a mobile phone mechanically and electrically. A speaker unit is provided in the casing, and electrically connected to a voice output terminal of the mobile phone through the connector, thus outputting voice, while calling. A shielding plate (30, 32) is provided in the casing to be positioned above and/or under the speaker unit.</p>
申请公布号 WO2006011694(A1) 申请公布日期 2006.02.02
申请号 WO2004KR01901 申请日期 2004.07.28
申请人 SAMBU COMMUNICS CO., LTD.;KIM, JU YEON 发明人 KIM, JU YEON
分类号 (IPC1-7):H04B1/38 主分类号 (IPC1-7):H04B1/38
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